WHELEN WS295HFS2 REMOTE SIREN, RECESS 2011-2021 Dodge Charger a silent self-diagnostic feature that

a silent self-diagnostic feature that provides real-time indication of proper siren/speaker operation

Three-year LED warranty

Mount horizontally or vertically

The M9 Series Brake/Tail/Turn Super-LED from " Whelen engineering" is the largest brake/tail/turn in the M series

WHELEN WS295HFS2 REMOTE SIREN, RECESS 2011-2021 Dodge Charger a silent self-diagnostic feature thatThe 295 Series Remote Siren Amplifier(Flush Mount Head) 295HFS2 from" Whelen Engineering" has two different real time diagnostic tests include: Continuous dynamic testing during normal siren operations and a unique silent test while in the Radio mode with the Manual button depressed. During either operation, one or both red LED lamps will extinguish instantly upon sensing a siren or speaker(s) malfunction. Si Test instantly assures you of proper